Company Profile

NameCOSMO ENERGY HOLDINGS CO., LTD.
Head Office1-7-1 Kyobashi, Chuo-ku, Tokyo, Japan 104-8355
Representative Director, Group CEOShigeru Yamada
EstablishedOctober 1, 2015
Authorized Capital340,000,000 Shares (as of March 31, 2026)
Capital¥46,435,000,000 (as of March 31, 2026)
Purpose of BusinessManagement of subsidiaries involved in oil ranging from upstream to downstream and other businesses
Fiscal YearendMarch 31
Employees267 (as of March 31, 2026)
Main BankersMizuho Bank, Ltd.
MUFG Bank, Ltd.
Sumitomo Mitsui Banking Corporation.
Shares Issued165,041,722 (as of March 31, 2026)
Main ShareholdersIwatani Corporation
The Master Trust Bank of Japan, Ltd. (Trust account)
Custody Bank of Japan, Ltd. (Trust account)
Kansai Electric Power Co., Inc.
Cosmo Energy Holdings Customers Shareholding Association
JPMorgan Securities Japan Co., Ltd.
Aioi Nissay Dowa Insurance Co., Ltd.
Mitsui Sumitomo Insurance Company, Limited
THE BANK OF NEW YORK MELLON 140044
STATE STREET BANK AND TRUST COMPANY 505001
(as of March 31, 2026)